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was just wondering if HP Tuners is working on/ or going to be able to work on the new Jeep Grand Cherokee/ Dodge Ram ECO Diesel in the future?

i do not know how to do an engine grounds test, i am getting spark, so i assumed i was getting power to ecu

ok i have no idea why it wont start, getting spark, getting fuel, injectors are puling, i cant explain it...

ok i checked all grounds, none loose or missing everything seems to be plugged in or connected correctly. i check for spark, its there, getting spark, im getting fuel pressure, just need to see if...

ok so i have an '03 5.3 LS that i had in my '87 trans am gta, i got an '89 gta and swapped everything over, car wont start, i thought it was an injector or ecu problem so i repinned my '97-'98...

WS6FirebirdTA00,

you wouldnt happen to have an idea of where the numbers should be around, would you? maybe you have a tune in mind that may be a good starting point for me. i no longer have my...

i'm running a map from a 2004 cobalt ss, i was told this would work, but i'm not sure. can anyone verify, or give me a p/n for one i can get at a local advance auto or auto zone, napa...

i bought the injectors from ebay, they were supposedly flow tested and everything, came with a flow chart and everything, but you never know from ebay.

nope, same thing. doesnt stay running very rough idle. and shuts off. iac numbers fluctuate alot then start to drop and car shuts off

when i lower it it runs way too rich,

played with it some more, no backfires but really rough idle for abot 10 secs then shuts off sounds like im running a t-rex cam lol. its really rich and the idle air control is jumping around, 120's...

so here's the deal, hp tuners on a 5.3 ls with a ls6 cam 58lb injectors and a gt45r turbo. tuned with hp tuners, speed density 2 bar map. car wont idle, turns on idles high for a few secs then just...